text: // Fix print settings
  user_pref("print.print_headercenter", "");
  user_pref("print.print_headerleft", "");
  user_pref("print.print_headerright", "");
  user_pref("print.print_footercenter", "");
  user_pref("print.print_footerleft", "");
  user_pref("print.print_footerright", "");
  
  // These settings are cherry-picked from https://github.com/pyllyukko/user.js/
  
  // PREF: Disable web notifications
  // https://support.mozilla.org/en-US/questions/1140439
  user_pref("dom.webnotifications.enabled", false);
  
  / PREF: When geolocation is enabled, use Mozilla geolocation service instead of Google
  // https://bugzilla.mozilla.org/show_bug.cgi?id=689252
  user_pref("geo.wifi.uri", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%");
  
  // PREF: Disable leaking network/browser connection information via Javascript
  // Network Information API provides general information about the system's connection type (WiFi, cellular, etc.)
  // https://developer.mozilla.org/en-US/docs/Web/API/Network_Information_API
  // https://wicg.github.io/netinfo/#privacy-considerations
  // https://bugzilla.mozilla.org/show_bug.cgi?id=960426
  user_pref("dom.netinfo.enabled", false);
  
  // PREF: Don't reveal your internal IP when WebRTC is enabled (Firefox >= 42)
  // https://wiki.mozilla.org/Media/WebRTC/Privacy
  // https://github.com/beefproject/beef/wiki/Module%3A-Get-Internal-IP-WebRTC
  user_pref("media.peerconnection.ice.default_address_only", true); // Firefox 42-51
  user_pref("media.peerconnection.ice.no_host", true); // Firefox >= 52
  
  // PREF: Disable GeoIP lookup on your address to set default search engine region
  // https://trac.torproject.org/projects/tor/ticket/16254
  // https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections#w_geolocation-for-default-search-engine
  user_pref("browser.search.countryCode", "US");
  user_pref("browser.search.region", "US");
  user_pref("browser.search.geoip.url", "");
  
  // PREF: Disable remote debugging
  // https://developer.mozilla.org/en-US/docs/Tools/Remote_Debugging/Debugging_Firefox_Desktop
  // https://developer.mozilla.org/en-US/docs/Tools/Tools_Toolbox#Advanced_settings
  user_pref("devtools.debugger.remote-enabled", false);
  user_pref("devtools.chrome.enabled", false);
  user_pref("devtools.debugger.force-local", true);
  
  // PREF: Disable Mozilla telemetry/experiments
  // https://wiki.mozilla.org/Platform/Features/Telemetry
  // https://wiki.mozilla.org/Privacy/Reviews/Telemetry
  // https://wiki.mozilla.org/Telemetry
  // https://www.mozilla.org/en-US/legal/privacy/firefox.html#telemetry
  // https://support.mozilla.org/t5/Firefox-crashes/Mozilla-Crash-Reporter/ta-p/1715
  // https://wiki.mozilla.org/Security/Reviews/Firefox6/ReviewNotes/telemetry
  // https://gecko.readthedocs.io/en/latest/browser/experiments/experiments/manifest.html
  // https://wiki.mozilla.org/Telemetry/Experiments
  // https://support.mozilla.org/en-US/questions/1197144
  user_pref("toolkit.telemetry.enabled", false);
  user_pref("toolkit.telemetry.unified", false);
  user_pref("toolkit.telemetry.archive.enabled", false);
  user_pref("experiments.supported", false);
  user_pref("experiments.enabled", false);
  user_pref("experiments.manifest.uri", "");
  